The AM2404-2450D1061 from Anatech Electronics is a RF Duplexer with Frequency 2400 to 2408 MHz / 2446 to 2454 MHz, Band 1 2400 to 2408 MHz, Band 2 2446 to 2454 MHz, Power 300 mW, Insertion Loss 1.75 to 3 dB. Tags: Surface Mount, Ceramic. More details for AM2404-2450D1061 can be seen below.